388582480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33967}}^1$

素因数の和:34004

約数の個数: 80

約数和(自身を含む): 1061432064

約数和(自身を除く): 672849584

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 33967, 67934, 135868, 169835, 271736, 339670, 373637, 441571, 543472, 679340, 747274, 883142, 1358680, 1494548, 1766284, 1868185, 2207855, 2717360, 2989096, 3532568, 3736370, 4415710, 4857281, 5978192, 7065136, 7472740, 8831420, 9714562, 14945480, 17662840, 19429124, 24286405, 29890960, 35325680, 38858248, 48572810, 77716496, 97145620, 194291240, 388582480]

約数ペア:

[(1, 388582480), (2, 194291240), (4, 97145620), (5, 77716496), (8, 48572810), (10, 38858248), (11, 35325680), (13, 29890960), (16, 24286405), (20, 19429124), (22, 17662840), (26, 14945480), (40, 9714562), (44, 8831420), (52, 7472740), (55, 7065136), (65, 5978192), (80, 4857281), (88, 4415710), (104, 3736370), (110, 3532568), (130, 2989096), (143, 2717360), (176, 2207855), (208, 1868185), (220, 1766284), (260, 1494548), (286, 1358680), (440, 883142), (520, 747274), (572, 679340), (715, 543472), (880, 441571), (1040, 373637), (1144, 339670), (1430, 271736), (2288, 169835), (2860, 135868), (5720, 67934), (11440, 33967)]